我们在村里偶然碰见了一些老朋友。We ran across some old friends in the village.他在走廊里轻轻地走过时，我常常碰见他。I often bumped into him as he padded the corridors.我在走廊里意外碰见了默文·约翰斯。I happened to bump into Mervyn Johns in the hallway....
所有国会议员每两年重新选举一次。Every two years all the congressmen stand for re-election.众议院的四百三十五名议员每两年选举一次.The 435 members of the House are elected every two years.他每两年有一次探亲假.He gets home leave every two years....
这些猫的哀叫引得我的狗毛发竖立。Cats yowl. My dog's hair bristles in response.猫的灵活优美the sinuous grace of a cat猫的爪子可以缩进去, 但狗不能.A cat can retract its claws, but a dog can't....